18374631

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 28588032

約数和(自身を除く): 10213401

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 563, 759, 989, 1419, 1689, 2967, 6193, 10879, 12949, 18579, 24209, 32637, 38847, 72627, 142439, 266299, 427317, 556807, 798897, 1670421, 6124877, 18374631]

約数ペア:

[(1, 18374631), (3, 6124877), (11, 1670421), (23, 798897), (33, 556807), (43, 427317), (69, 266299), (129, 142439), (253, 72627), (473, 38847), (563, 32637), (759, 24209), (989, 18579), (1419, 12949), (1689, 10879), (2967, 6193)]